Vault: Def Leppard Greatest Hits (1980–1995)

Vault: Def Leppard Greatest Hits (1980–1995) is a compilation album by the English rock band Def Leppard, released on November 21, 2006. It serves as a retrospective of the band's hits from 1980 to 1995, covering their most commercially successful period. The album features tracks from their first five studio albums, including their biggest hits such as "Pour Some Sugar on Me," "Hysteria," and "Love Bites."

The compilation was released in both standard and deluxe editions. The deluxe edition included bonus tracks and different packaging. While not containing any entirely unreleased material, the selection and presentation provided a concise overview of Def Leppard's popular output during that era. The album's track listing reflects the band's evolution in sound, from their early hard rock leanings to their more polished and melodic style. The precise track listing may vary slightly depending on the edition of the album. Its commercial performance demonstrated continued high interest in the band's back catalog. This release was not intended to be a definitive retrospective for the band as a whole.

The significance of ''Vault'' lies in its accessibility and comprehensiveness as an introduction to Def Leppard for new fans, and as a convenient collection of their classic songs for existing ones. It showcases the band's enduring popularity and its impact on the rock music landscape.